Finding the Fourth Proportional to 235,518.18, 353,269.17 and 67,039.53
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Solution
The fourth proportional to 235,518.18, 353,269.17 and 67,039.53 is: 100,556.99
Step by Step Solution
- Step 1: Write the proportion equation
235,518.18 : 353,269.17 = 67,039.53 : x - Step 2: Convert to fraction form
235,518.18/353,269.17 = 67,039.53/x - Step 3: Cross multiply
235,518.18x = 353,269.17 × 67,039.53 - Step 4: Simplify right side
235,518.18x = 23,682,999,120.29 - Step 5: Solve for x
x = 23,682,999,120.29/235,518.18 - Step 6: Final answer
x = 100,556.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.